﻿using System;

namespace Program08
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine( Add(3,6));
            Console.WriteLine("1的余弦值是{0}：",Math.Cos(1));
            Console.WriteLine("3的6次方是{0}：",Math.Pow(3,6));
        }
        public static int  Add(int num1,int num2)
        {
            return (num1 + num2);
        }
    }
}
